Your ROOT_URL in app.ini is https://git.cloudchain.link/ but you are visiting https://dash.bss.nz/open-source-mirrors/Sonarr/commits/commit/b06a58966efb911e5c7d244d064bf5d8077c71d1/NzbDrone.Core/NzbDrone.jpg
You should set ROOT_URL correctly, otherwise the web may not work correctly.
EventClient is used for sending CleanLibrary and Notifications (With NzbDrone Logo - Internal Resource).
Support for Dharma's HTTP Server (Deprecated), since Dharma doesn't support Json as well.